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Homework: Textbook- Read 492 - 494 Do: P. 494 -495: 1 – 4, 5-7, , 11, 14, 17, 21, 24, 48, 34-35. Objective: To multiply a monomial by a polynomial and to factor a monomial from a polynomial. Bell Ringer:. You set aside part of a rectangular plot of land for a garden and seed the
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Homework: Textbook- Read 492 - 494 Do: P. 494 -495: 1 – 4, 5-7, , 11, 14, 17, 21, 24, 48, 34-35 Objective: To multiply a monomial by a polynomial and to factor a monomial from a polynomial Bell Ringer: You set aside part of a rectangular plot of land for a garden and seed the rest of the plot with grass, as, s shown. Grass seed costs $5.03 per square foot. Write an expression for the total cost of the seed. Supposed you buy $50 worth of seed. How wide can the section of grass be? • 5 minutes • 4 minutes • 3 minutes • 2 minutes • 1 minute • 30 seconds • TIMES UP!!!
Homework: Textbook- Read 492 - 494 Do: P. 494 -495: 1 – 4, 5-7, , 11, 14, 17, 21, 24, 48, 34-35 Objective: To multiply a monomial by a polynomial and to factor a monomial from a polynomial Distributive Property for Multiplying 2x(3x + 1) = 2x(3x) + 2x(1) =6x2 + 2x
Homework: Textbook- Read 492 - 494 Do: P. 494 -495: 1 – 4, 5-7, , 11, 14, 17, 21, 24, 48, 34-35 Objective: To multiply a monomial by a polynomial and to factor a monomial from a polynomial Find the GCF = 3x(x3 -3x -4) 3x (x3) – (4x)3x – (3x)4 The factored form of the polynomial is : 3x(x3 -3x -4)
Homework: Textbook- Read 492 - 494 Do: P. 494 -495: 1 – 4, 5-7, , 11, 14, 17, 21, 24, 48, 34-35 Objective: To multiply a monomial by a polynomial and to factor a monomial from a polynomial With your elbow partner, solve… A circular mirror is surrounded by a square metal frame. The radius of the mirror is 5x. The side length of the medal frame is 15x. What is the area of the metal frame? Write your answer in factored form
Homework: Textbook- Read 492 - 494 Do: P. 494 -495: 1 – 4, 5-7, , 11, 14, 17, 21, 24, 48, 34-35 Objective: To multiply a monomial by a polynomial and to factor a monomial from a polynomial Describe and correct the error made in multiplying: -3x(2x+5) = -3x(2x) – 3x(5) = -6x2 -15x
Homework: Textbook- Read 492 - 494 Do: P. 494 -495: 1 – 4, 5-7, , 11, 14, 17, 21, 24, 48, 34-35 Objective: To multiply a monomial by a polynomial and to factor a monomial from a polynomial Reflection How are the multiplication of polynomials and the factoring of polynomials related?